Ravindrakumar,G.R.,et al <br/><br/>
Charnokite -Khondalite belt and tertiary -Quaternary sequences of southern Kerala: Excursion guide 
Ravindrakumar,G.R.,et al 
 - Bangalore  GSI  1990 
<br/><br/><label>Dewey Class. No.: </label>552.4  / RAV.C